Senior Mobile Developer (Kotlin + Swift) eCommerce

We are looking for a Senior Developer who works on both platforms: Android (Kotlin) and iOS (Swift). This is not two separate roles. The apps are pure eCommerce. Experience with GraphQL integration to Magento is key for this role.
Start: November–December 2026. The exact date depends on the client's processes.
About the project
Our client has native mobile apps, written in Kotlin and Swift. The apps are already developed.
The client wants us to keep maintaining them. The 2027 roadmap also includes a new app for another market. It will follow the same architecture, standards and baselines as the existing apps.
What you will do

• Maintain the existing native apps.
• Work with the existing architecture and standards.
• Help build the new app.

What we are looking for
Commercial experience with both Kotlin (Android) and Swift (iOS) in native apps.
Senior level in mobile development.
Experience with GraphQL integration to Magento (key requirement).
English level B2 (Upper-Intermediate) or higher.